Bernstein-type constants for approximation of |x|α by partial Fourier-Legendre and Fourier-Chebyshev sums.
Wenjie LiuLi-Lian WangBoying WuPublished in: J. Approx. Theory (2023)
Keyphrases
- series expansion
- fourier transform
- fourier spectrum
- image reconstruction
- radon transform
- fourier analysis
- tomographic image reconstruction
- frequency domain
- shift invariant
- translation invariant
- fourier domain
- fourier series
- fourier descriptors
- multiscale
- spherical harmonics
- approximation algorithms
- random variables
- neural network
- pseudo zernike moments